- 1. Heat exchange under the longitudinal movement of wet steam in finning heat exchangers
- (Content №1 2024)
- ... Improving the method of calculation of recuperative heat exchangers, if wet steam is used as the operating medium. Methodology. It is based on the analysis of the physical model of moving the two-phase ...
- Created on 29 February 2024
- 2. Optimization mathematical model of a contact air cooler for a mine turbocompressor
- (Content №5 2023)
- ... of turbocompressor contact air coolers on the operating mode and initial conditions. Methodology. The methods of analytical research, mathematical modeling, physical modeling, and mathematical statistics ...
- Created on 27 October 2023
- 3. Geophysical indicators of rare-metal ore content of Akmai-Katpar ore zone (Central Kazakhstan)
- (Content №5 2023)
- ... anomalies in the context of the analyzed ore zone. Findings. Petrophysical characteristics of Akmai-Katpar ore zone rocks have been generalized and systematized. Petrophysical model of the ore zone has ...
- Created on 27 October 2023
- 4. Hydrodynamics of vapor-liquid flows in curvilined channels of separation devices of power plants
- (Content №4 2023)
- ... depending on the dispersion and quantity of droplet liquid, flow parameters and geometric characteristics of curved channels. Methodology. The methodology is based on the analysis of the physical model ...
- Created on 28 August 2023
- 5. Magnetic stimulation of chemical reactions in coal
- (Content №4 2023)
- ... A physical model of structural and phase changes in coal, depending upon the effect by external weak magnetic field, has been developed. It has been shown that the weak magnetic field signal, being incomparably ...
- Created on 28 August 2023
- 6. Determining technological properties of drilling muds
- (Content №2 2023)
- ... modern methods of analytical analysis and experimental studies, in particular, by using general principles of mathematical and physical modelling, methods of processing the results of studies in the EXCEL, ...
- Created on 28 April 2023
- 7. Increasing the energy efficiency of modes of distribution networks with photovoltaic stations
- (Content №1 2023)
- ... determine the higher harmonic current dependence on the load of an on-grid inverter; mathematical and physical modeling in the development of a way to improve the energy efficiency of on-grid inverters ...
- Created on 25 February 2023
- 8. Approximation of blades of radial machines with multiparameter family of smooth surfaces
- (Content №6 2022)
- ... machines, as parts of power plants, air-jet engines and fuel component supply systems of rocket engines, has been suggested. The approach is based on a physical model of the working body flow over helical ...
- Created on 25 December 2022
- 9. Numerical study on deformation around underground mining structures (Algeria)
- (Content №6 2022)
- ... to Multi-seam Coal Mining: Insights from Physical Modelling. Rock Mechanics and Rock Engineering, 54(5), 1-14. China. https://doi.org/10.1007/s00603-021-02415-0. 2. Longhui, Guo (2020). Research on the ...
- Created on 25 December 2022
- 10. Oil and gas bearing potential of crystalline basement in Dnieper-Donets Basin – unbiased view
- (Content №3 2022)
- ... Geophysical model of oil and gas potential of the zones of compaction of the basement of the Dnieper-Donets basin. Bulletin of Kharkiv National University, series Geology. Geography. Ecology, 54, 30-44. ...
- Created on 29 June 2022
- 11. Experimental and theoretical studies on the operating parameters of hydromechanical drilling
- (Content №1 2022)
- ... and experimental-laboratory studies, i.e. by using certain techniques of mathematical and physical modelling, methods for processing and interpretation of the research results by means of SolidWorks, STATGRAPHICS, ...
- Created on 25 February 2022
- 12. Numerical simulation of the open pit stability based on probabilistic approach
- (Content №6 2021)
- ... https://doi.org/10.1155/2019/6862936. 8. Tao, Z., Shu, Y., Yang, X., Peng, Y., Chen, Q., & Zhang, H. (2020). Physical model test study on shear strength characteristics of slope sliding surface in ...
- Created on 29 December 2021
- 13. Effect of geological and technological parameters on the convergence in a stope
- (Content №6 2021)
- ... & Lei, Y. (2021). Characteristics of evolution of mining-induced stress field in the longwall panel: insights from physical modeling. International Journal of Coal Science & Technology, (1), 1-18. ...
- Created on 29 December 2021
- 14. Analysis of stress in the conveyor belt (Maxwell–element model)
- (Content №4 2021)
- ... System Model Based on Variable Speed Drive Control and Physical Modeling. Control and Physical Modeling. Journal of Control and Automation, 9(6), 379-388. 6. Pihnastyi, O., & Khodusov, V. (2019). The ...
- Created on 23 August 2021
- 15. Definition of rational operating modes of a vibratory jaw crusher
- (Content №4 2021)
- ... environment. In the motion equations of the crusher the material is taken into account on the basis of a discrete model by a continual parameter. Findings. A physical model is developed on the basis of ...
- Created on 23 August 2021
- 16. Improvement of sub-level caving mining methods during high-grade iron ore mining
- (Content №1 2021)
- ... solutions for the rational extraction of minerals; numerical (application a special computer software package PFC 3D) and physical (based on the application of volumetric physical models and equivalent ...
- Created on 05 March 2021
- 17. Geological and mining-engineering peculiarities of implementation of hydromechanical drilling principles
- (Content №1 2021)
- ... performed using modern methods of analytical analysis and experimental research, i.e. by using mathematical and physical modeling; method of modeling and processing of research results in the SolidWorks ...
- Created on 05 March 2021
- 18. Adaptation of the high-pressure electrolyzer in the conditions of joint operation with TPP and NPP power-generating units
- (Content №6 2020)
- ... engineering and electrochemistry when applying the data obtained from simulation and physical modeling methods. Findings. We have studied the peculiarities of the use of hydrogen as a fuel under electrical ...
- Created on 22 December 2020
- 19. Control of the start of high-powered electric drives with the optimization in terms of energy efficiency
- (Contens №5 2020)
- ... optimization problem for a roller lifting washer on a physical model. Visnyk Skhidnoukraiinskoho Natsionalnoho Universytetu im. V. Dalia, 12(183), 123-127. 16. Nikol’skii, M. S. (2019). Singular Sets ...
- Created on 30 October 2020
- 20. Development of an effective method for zoning the earth’s surface in heterogeneity of the rock mass
- (Contens №4 2020)
- ... The research was performed using methods of cause-effect analysis, physical modeling and geomechanics. Findings. The method for zoning the field surface according to the degree of problem is developed ...
- Created on 30 August 2020